﻿! door_int_frame /modified by VL 2/28/94/
! a=width, b=height,
! c=int. frame thickn., d=int. frame width

prism_ 10,c,
0,0,13,
a,0,13,
a,b,13,
0,b,13,
0,0,-1,
d,d,15,
d,b-d,15,
a-d,b-d,15,
a-d,d,15,
d,d,-1

end

